generating batch of clones from image numpy

Question

I have a numpy array (an image) called a with this size:

[3,128,192]

now i want create a numpy array tha

Answer 1

You can use np.repeat methods together with np.newaxis:

import numpy as np

test = np.random.randn(3,128,192)
result = np.repeat(test[np.newaxis,...], 10, axis=0)
print(result.shape)
>> (10, 3, 128, 192)